4-ethyl-1H-pyrazole

Product Name: 4-ethyl-1H-pyrazole
CAS No.: 17072-38-7
Chemical Name: 4-ethyl-1H-pyrazole
Synonyms: 4-ethyl-1H-pyrazole;1H-Pyrazole, 4-ethyl-
CBNumber: CB82676078
Molecular Formula: C5H8N2
Formula Weight: 96.13
MOL File: 17072-38-7.mol

More

Less

4-ethyl-1H-pyrazole Property

Boiling point:: 122 °C(Press: 16 Torr)
Density: 0.9862 g/cm3
storage temp.: Store at room temperature
pka: 14.84±0.50(Predicted)
form: solid
Appearance: Colorless to light yellow Liquid
InChI: 1S/C5H8N2/c1-2-5-3-6-7-4-5/h3-4H,2H2,1H3,(H,6,7)
InChIKey: IHNXHUNMFYXQCG-UHFFFAOYSA-N
SMILES: CCc1cn[nH]c1

More

Less

Safety

Hazard Codes: Xn
Risk Statements: 22
WGK Germany: 3
Storage Class: 11 - Combustible Solids
Hazard Classifications: Acute Tox. 4 Oral

More

Less

Hazard and Precautionary Statements (GHS)

Symbol(GHS)

Signal word

Warning

Hazard statements

H302Harmful if swallowed

Precautionary statements

P264Wash hands thoroughly after handling.

P264Wash skin thouroughly after handling.

P270Do not eat, drink or smoke when using this product.

P301+P312IF SWALLOWED: call a POISON CENTER or doctor/physician IF you feel unwell.

P330Rinse mouth.

P501Dispose of contents/container to..…

More

Less

N-Bromosuccinimide Price

Sigma-Aldrich

Product number: CBR01738
Product name: 4-Ethyl-1H-pyrazole
Purity: Aldrich
Packaging: 1g
Price: $662
Updated: 2026/03/19

TRC

Product number: E939193
Product name: 4-Ethyl-1H-pyrazole
Packaging: 100mg
Price: $220
Updated: 2021/12/16

AK Scientific

Product number: 5501AD
Product name: 4-Ethyl-1H-pyrazole
Packaging: 250mg
Price: $342
Updated: 2021/12/16

Matrix Scientific

Product number: 077266
Product name: 4-Ethyl-1H-pyrazole
Packaging: 500mg
Price: $420
Updated: 2021/12/16

Matrix Scientific

Product number: 077266
Product name: 4-Ethyl-1H-pyrazole
Packaging: 1g
Price: $525
Updated: 2021/12/16